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Finding the Fourth Proportional to 32,347.88, 48,521.84 and 8,974.34

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Solution

The fourth proportional to 32,347.88, 48,521.84 and 8,974.34 is: 13,461.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,347.88 : 48,521.84 = 8,974.34 : x
  2. Step 2: Convert to fraction form
    32,347.88/48,521.84 = 8,974.34/x
  3. Step 3: Cross multiply
    32,347.88x = 48,521.84 × 8,974.34
  4. Step 4: Simplify right side
    32,347.88x = 435,451,202.10
  5. Step 5: Solve for x
    x = 435,451,202.10/32,347.88
  6. Step 6: Final answer
    x = 13,461.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.